Y9 Practicals Quiz

Which dot shows that the fruit drink contains one substance which is also in the Cola?

Match the key words to the right topic

Groups:

(a) Pendulums

,

(b) Water purification

,

(c) Diffusion

,

(d) Moments

• Mass of bob

• Distance from pivot
• Filtration
• Concentration gradient
• UV treatment
• Clockwise
• Length of string

• Surface area
• Medium
• Distillation
• Turning force

• Chlorination
• Time period

• Time
• Anti-clockwise
• Temperature
• Amplitude

The time taken for 1 complete oscillation is called the ​ (a)  

• time period
• frequency
• length
• pendulum bob

Identify a problem with this chromatography

Where will the pendulum bob have the most kinetic energy?

Where is the dye at a high conecntration?

When particles (a)   they move off in different directions.

• collide
• stop moving
• vibrate

Match the following

• evaporation

• 
• chromatography

• 
• filtration

• 
• distillation

• 

Match the following practicals

• Water purification

• 
• Chromatography

• 
• Pendulums

• 
• Diffusion

• 

How do we calculate the Rf value?

• Distance moved by dot / distance moved by solvent

• Distance moved by solvent / distance moved by dot

• Distance moved by dot

• Distance moved by solvent